* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    background-color: #686de0;
    display: flex;
    height: 100vh;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-family: sans-serif;
}
.container {
    background-color: aliceblue;
    border-radius: 10px;
    padding: 20px;
    width: 800px;
    max-width: 100%;
    text-align: center;
    box-shadow: 0px 10px 15px rgba(0, 0, 0, 0.1),0px 10px 15px rgba(0, 0, 0, 0.1);
}
.container h3 {
    opacity: 0.5;
    letter-spacing: 2px;
}
.container .joke {
    margin: 40px auto;
    font-size: 30px;
    letter-spacing: 0.5px;
    width: 600px;
    max-width: 80%;
}
.container .btn {
    background-color: #9f68e0;
    border: 0;
    padding: 10px 30px;
    color: aliceblue;
    border-radius: 10px;
    box-shadow: 0px 5px 5px rgba(0, 0, 0, 0.1),0px 2px 2px rgba(0, 0, 0, 0.1);
}
.container .btn:active {
    transform: scale(0.98);
}
.container .btn:focus {
    outline: none;
}